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Home >> Mazda >> 1993 >> MX-6 Base, Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Controls - Adjustments >> Idle Speed & Mixture >> Idle Speed >> Miata, MX-3, MX-6, Protege, 323, 626 & 929

Miata, MX-3, MX-6, Protege, 323, 626 & 929

  1. Connect Diagnostic Tester (49 B019 9A0) to diagnostic connector and select SELF-TEST mode, or connect jumper wire between diagnostic connector terminals TEN and GND. See Figure . Connect tachometer to diagnostic connector terminal IG (-).
  2. If idle speed is not within specification, rotate idle air adjusting screw on throttle body. See IDLE SPEED SPECIFICATIONS  table. Disconnect jumper wire.